Dierks Bentley will release a bluegrass-influenced album, Up on the Ridge, on June 8 on Capitol Nashville. The title track will be released as a single to country radio on Monday (April 12). The album was produced by Jon Randall Stewart and engineered by Gary Paczosa. Guests include Vince Gill, Sonya Isaacs, Jamey Johnson, Alison Krauss, Kris Kristofferson, Miranda Lambert, Del McCoury, Tim O'Brien, the Punch Brothers, Chris Stapleton and Chris Thile. Bentley will begin his Up on the Ridge tour in Portland, Ore., on April 21.